CM11 Themes: Pipe stderr from aapt to logcat.

This will allow users to see why aapt failed when installing a
theme.

Change-Id: I74314daae9e844dce2f4c3eeb6c78a40b5ad6357
Merge branch 'cm-11.0' of git://github.com/CyanogenMod/android_frameworks_native into cm-11.0